UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q709JrBPOu2z6rCvDsctegjcebX2zQMATDhLthHnJSs=' 
WHERE 
  key_id = '27a8dfb3327122944a3adf4b3776b12184e87c64e0259536bc71cd4acf926c99' 
  AND (
    token = 'q709JrBPOu2z6rCvDsctegjcebX2zQMATDhLthHnJSs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )